The International Association of Assessing Officers (IAAO) is the internationally recognized leader and preeminent source for innovation, education, and research in property appraisal, assessment administration, and property tax policy.

URISA - The Association for GIS Professionals - is a leading provider of learning and knowledge for the GIS community. URISA connects great ideas and great people to inspire leadership and achievement. We strive to provide exceptional educational experiences, a vibrant and connected community, and the essential resources you need to be successful in your career.

URISA is a multidisciplinary association where professionals from all parts of the spatial data community come together to share concerns and ideas.

NSPS provides the platform by which members can share their thoughts and opinions about our common interests through business meetings /committees, regional groups, and student chapters. It also provides a forum for input from other groups such as the National Association of County Surveyors, members of state boards of registration, and the Forum for State Surveying Society Executives. Membership is open to all professional surveyors and to persons trained, registered, or interested in the profession of surveying and mapping.

The Geospatial Information and Technology Association (GITA) is the professional association and leading advocate for anyone using geospatial technology to help operate, maintain, and protect the infrastructure, which includes organizations such as utilities, telecommunication companies, and the public sector.